BR122018077099B1 - método para decodificação de sinal de áudio e decodificador de sinal de áudio - Google Patents
método para decodificação de sinal de áudio e decodificador de sinal de áudio Download PDFInfo
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- BR122018077099B1 BR122018077099B1 BR122018077099-6A BR122018077099A BR122018077099B1 BR 122018077099 B1 BR122018077099 B1 BR 122018077099B1 BR 122018077099 A BR122018077099 A BR 122018077099A BR 122018077099 B1 BR122018077099 B1 BR 122018077099B1
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US60483604P | 2004-08-25 | 2004-08-25 | |
US60/604,836 | 2004-08-25 | ||
PCT/US2005/029157 WO2006026161A2 (en) | 2004-08-25 | 2005-08-15 | Temporal envelope shaping for spatial audio coding using frequency domain wiener filtering |
BRPI0514650-0A BRPI0514650B1 (pt) | 2004-08-25 | 2005-08-15 | Métodos para codificação e decodificação de sinais de áudio, codificador e decodificador de sinais de áudio |
Publications (1)
Publication Number | Publication Date |
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BR122018077099B1 true BR122018077099B1 (pt) | 2020-11-10 |
Family
ID=35636849
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR122018077099-6A BR122018077099B1 (pt) | 2004-08-25 | 2005-08-15 | método para decodificação de sinal de áudio e decodificador de sinal de áudio |
BR122018077089A BR122018077089B8 (pt) | 2004-08-25 | 2005-08-15 | decodificador de áudio |
BRPI0514650-0A BRPI0514650B1 (pt) | 2004-08-25 | 2005-08-15 | Métodos para codificação e decodificação de sinais de áudio, codificador e decodificador de sinais de áudio |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR122018077089A BR122018077089B8 (pt) | 2004-08-25 | 2005-08-15 | decodificador de áudio |
BRPI0514650-0A BRPI0514650B1 (pt) | 2004-08-25 | 2005-08-15 | Métodos para codificação e decodificação de sinais de áudio, codificador e decodificador de sinais de áudio |
Country Status (15)
Country | Link |
---|---|
US (3) | US8255211B2 (he) |
EP (4) | EP3279893B1 (he) |
JP (2) | JP5038138B2 (he) |
KR (3) | KR20120006077A (he) |
CN (3) | CN102270453B (he) |
AU (2) | AU2005280392B2 (he) |
BR (3) | BR122018077099B1 (he) |
CA (1) | CA2589623C (he) |
ES (3) | ES2899286T3 (he) |
IL (3) | IL181407A (he) |
MX (1) | MX2007001948A (he) |
MY (2) | MY151318A (he) |
PL (3) | PL1784818T3 (he) |
TW (3) | TWI498882B (he) |
WO (1) | WO2006026161A2 (he) |
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JP4988716B2 (ja) | 2005-05-26 | 2012-08-01 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のデコーディング方法及び装置 |
TWI396188B (zh) | 2005-08-02 | 2013-05-11 | Dolby Lab Licensing Corp | 依聆聽事件之函數控制空間音訊編碼參數的技術 |
JP5507844B2 (ja) * | 2005-10-20 | 2014-05-28 | エルジー エレクトロニクス インコーポレイティド | マルチチャンネルオーディオ信号の符号化及び復号化方法とその装置 |
WO2007083959A1 (en) * | 2006-01-19 | 2007-07-26 | Lg Electronics Inc. | Method and apparatus for processing a media signal |
CN104681030B (zh) | 2006-02-07 | 2018-02-27 | Lg电子株式会社 | 用于编码/解码信号的装置和方法 |
JP5222279B2 (ja) | 2006-03-28 | 2013-06-26 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | マルチチャネルオーディオ再構成における信号整形のための改善された方法 |
CN101790758B (zh) | 2007-07-13 | 2013-01-09 | 杜比实验室特许公司 | 用于控制音频信号的信号处理的设备和方法 |
CN101673545B (zh) * | 2008-09-12 | 2011-11-16 | 华为技术有限公司 | 一种编解码方法及装置 |
EP2214161A1 (en) * | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for upmixing a downmix audio signal |
EP2402941B1 (en) * | 2009-02-26 | 2015-04-15 | Panasonic Intellectual Property Corporation of America | Channel signal generation apparatus |
JP4932917B2 (ja) | 2009-04-03 | 2012-05-16 | 株式会社エヌ・ティ・ティ・ドコモ | 音声復号装置、音声復号方法、及び音声復号プログラム |
BR122019026166B1 (pt) | 2010-04-09 | 2021-01-05 | Dolby International Ab | sistema decodificador, aparelho e método para emitir um sinal de áudio estereofônico tendo um canal esquerdo e um canal direito e meio legível por computador não transitório |
WO2012037515A1 (en) | 2010-09-17 | 2012-03-22 | Xiph. Org. | Methods and systems for adaptive time-frequency resolution in digital data coding |
EP2469741A1 (en) * | 2010-12-21 | 2012-06-27 | Thomson Licensing | Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field |
US9978379B2 (en) * | 2011-01-05 | 2018-05-22 | Nokia Technologies Oy | Multi-channel encoding and/or decoding using non-negative tensor factorization |
US9015042B2 (en) | 2011-03-07 | 2015-04-21 | Xiph.org Foundation | Methods and systems for avoiding partial collapse in multi-block audio coding |
US8838442B2 (en) | 2011-03-07 | 2014-09-16 | Xiph.org Foundation | Method and system for two-step spreading for tonal artifact avoidance in audio coding |
US9009036B2 (en) | 2011-03-07 | 2015-04-14 | Xiph.org Foundation | Methods and systems for bit allocation and partitioning in gain-shape vector quantization for audio coding |
WO2014023443A1 (en) | 2012-08-10 | 2014-02-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder, system and method employing a residual concept for parametric audio object coding |
CN109509478B (zh) * | 2013-04-05 | 2023-09-05 | 杜比国际公司 | 音频处理装置 |
EP2830061A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping |
JP6035270B2 (ja) * | 2014-03-24 | 2016-11-30 | 株式会社Nttドコモ | 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム |
RU2744485C1 (ru) * | 2017-10-27 | 2021-03-10 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Ослабление шума в декодере |
JP7092047B2 (ja) * | 2019-01-17 | 2022-06-28 | 日本電信電話株式会社 | 符号化復号方法、復号方法、これらの装置及びプログラム |
CN118414661A (zh) * | 2021-12-20 | 2024-07-30 | 杜比国际公司 | Qmf域中的ivas spar滤波器组 |
KR102446720B1 (ko) * | 2022-02-18 | 2022-09-26 | 오드컨셉 주식회사 | 이미지 복원 모델, 및 이미지 복원 모델의 학습 방법 |
KR102423552B1 (ko) * | 2022-02-28 | 2022-07-21 | 오드컨셉 주식회사 | 적대적 생성 신경망으로 구성된 상품 이미지 복원 및 합성 모델, 및 상품 이미지 복원 및 합성 모델의 학습 방법 |
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2005
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2007
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